

Minds Matter
Beth Fisher and Ava Ma de Sousa
Learn from cutting edge researchers in neuroscience and psychology with PhD students Beth Fisher and Ava Ma de Sousa. On Minds Matter, we explore a range of subjects, from conspiracy theories to falling in love, to nostalgia. We discuss the neuroscientific and psychological research behind these issues while talking through our own personal experiences.
Episodes
Mentioned books

Mar 17, 2025 • 44min
S4 Ep9: Your Mind on the Built Environment with Dr. Isabella Bower
Have you ever wondered how the built environment effects your mood? Is it true that red rooms make you angry? This week we sit down with Dr. Isabella Bower to discuss her on research on how the built environment can impact our mental health. Dr. Bower shares how the colour and size of rooms may influence us and how we should think about designing the built environment for mental health. Beth and Ava share how they feel that space effects them.

Feb 24, 2025 • 53min
S4 Ep8: Your Mind on Agency and Decision-Making with Dr. Hayley Dorfman
How do our beliefs about ourselves and the world influence the way we learn and make decisions? Dr. Hayley Dorfman joins us to discuss how internal representations like sense of control shape our learning processes. We discuss the interplay between reinforcement learning and Bayesian inference, how agency beliefs impact learning from positive and negative feedback, and how these processes change across different developmental stages/

Feb 2, 2025 • 45min
S4 EP7: A conversation about AI with an artist and researcher, Dr. Nina Rajcic
This week on Minds Matter both Ava and Beth chat with Dr. Nina Rajcic about her work using LLMs in her art practice giving us a new perspectives for thinking about AI. Dr. Rajcic talks about her work and how its meaning has changed as LLMs continue to develop. We share our thoughts about the future of AI in both tech and art.

Nov 24, 2024 • 52min
S4 Ep6: Your Mind on Optimism with Beth Fisher
In a very special episode, our very own Beth Fisher tells us all about optimism! Beth shares what optimism is, how her recent research shows psilocybin can boost optimism in rats, and what this might mean for humans. We also discuss how optimism shapes our engagement with the world, and if and when it can become too much of a good thing.

Nov 5, 2024 • 56min
S4 Ep5: Your Mind on Identity & Meaning-Making with Dr. Pauline Ho
How do our identities shift and change over our lifetimes? Dr. Pauline Ho joins us to explore three pathways of identity formation—consolidating, cumulative, and transformative—and how each is shaped by personal histories, social contexts, and important life events. Building off her research with African American college students, Dr. Ho discusses how these pathways could extend to other groups and identities. Beth and Ava chat about meaning-making in their own identities.

Oct 21, 2024 • 1h 2min
S4 EP4 Your Mind on Climate Inaction with Dr. Rachit Dubey
The climate crisis demands urgent action, yet many people struggle to make meaningful changes. This week, we’re joined by Dr. Rachit Dubey to hear about the the psychology behind climate inaction. Dr. Dubey shares insights into why humans are wired to seek rewards, leading to consumerism—a core driver of environmental issues. He breaks down how understanding these psychological patterns can help shape more effective climate policies. We learn the best ways to communicate climate change information. Beth and Ava reflect on how their own experiences have influenced their environmental concerns and actions.

Oct 21, 2024 • 1h 2min
S4 EP4 Your Mind on Climate Inaction with Dr. Rachit Dubey
The climate crisis demands urgent action, yet many people struggle to make meaningful changes. This week, we’re joined by Dr. Rachit Dubey to hear about the the psychology behind climate inaction. Dr. Dubey shares insights into why humans are wired to seek rewards, leading to consumerism—a core driver of environmental issues. He breaks down how understanding these psychological patterns can help shape more effective climate policies. We learn the best ways to communicate climate change information. Beth and Ava reflect on how their own experiences have influenced their environmental concerns and actions.

Oct 6, 2024 • 1h 2min
S4 Ep 3: Your Mind on Religious and Scientific Explanations with Dr. Telli Davoodi
How often do you find yourself pondering existential questions—like the meaning of life or what happens after we die? This week, we're joined by Dr. Telli Davoodi, to speak about her research on how both scientific and religious explanations address these questions and psychological roles they play in our lives. Dr. Davoodi also shares insights from her cross-cultural studies, exploring how children form beliefs about concepts they can’t directly observe. In this moving episode, Beth and Ava open up about their own beliefs and personal experiences with finding meaning in life. Spoiler alert: Beth gets emotional!

Sep 22, 2024 • 51min
S4 EP2 Your Mind on Disgust with Dr. Indra Bishnoi
Have you ever felt disgusted? Have you wondered what caused that feeling? This week Dr. Indra Bishnoi explains to us the science behind disgust and its relationship to nausea. She shares her research on conditioned induced nausea and chemotherapy, explaining the importance of finding a treatment to treat this disgust response. We talk about how anxiety can feelings of nausea and Beth and Ava share their own feelings on disgust.

Sep 8, 2024 • 53min
S4 Ep 1: A conversation about Civic Science with Andrew Gray
Welcome back to season 4 of Minds Matter! We begin our season with a conversation about civic science with Andrew Gray, co-founder of BioQuisitive a civic science hub in Brunswick, Australia. Can there be ways to create research outside a university? And what does it look like to democratise science? Andrew talks about his inspiring journey to get to where he is today and we reflect non-traditional ways we can study, research, and learn.


